<template>
  <div class="login">
    <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">永州市原试点社保管理系统</h3>
      <el-form-item v-if="tenantEnabled" prop="tenantId">
        <el-select v-model="loginForm.tenantId" filterable placeholder="请选择/输入公司名称" style="width: 100%">
          <el-option v-for="item in tenantList" :key="item.tenantId" :label="item.companyName" :value="item.tenantId"></el-option>
          <template #prefix><svg-icon icon-class="company" class="el-input__icon input-icon" /></template>
        </el-select>
      </el-form-item>
      <template v-if="!isPhone">
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" type="text" size="large" auto-complete="off" placeholder="账号">
            <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
          </el-input>
        </el-form-item>
        <el-form-item prop="phonenumber">
          <el-input v-model="loginForm.phonenumber" type="text" size="large" auto-complete="off" placeholder="手机号码">
            <template #prefix
              ><el-icon><Phone /></el-icon
            ></template>
          </el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input v-model="loginForm.password" type="password" size="large" auto-complete="off" placeholder="密码" @keyup.enter="handleLogin">
            <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
          </el-input>
        </el-form-item>
        <el-form-item v-if="captchaEnabled" prop="code">
          <el-input v-model="loginForm.code" size="large" auto-complete="off" placeholder="验证码" style="width: 63%" @keyup.enter="handleLogin">
            <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
          </el-input>
          <div class="login-code">
            <img :src="codeUrl" class="login-code-img" @click="getCode" />
          </div>
        </el-form-item>
      </template>
      <template v-else>
        <el-form-item prop="phonenumber">
          <el-input v-model="loginForm.phonenumber" type="text" size="large" auto-complete="off" placeholder="手机号码">
            <template #prefix
              ><el-icon><Phone /></el-icon
            ></template>
          </el-input>
        </el-form-item>
        <el-form-item prop="code">
          <el-input v-model="loginForm.code" size="large" auto-complete="off" placeholder="验证码" style="width: 63%">
            <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
          </el-input>
          <div class="login-code" style="text-align: right">
            <el-button type="primary" class="login-code-img" :disabled="btn_loading || countdown > 0" @click="getPhoneCode">{{ btnName }}</el-button>
          </div>
        </el-form-item>
      </template>

      <div class="login-type">
        <el-checkbox v-model="loginForm.rememberMe" :disabled="isPhone" style="margin: 0 0 25px 0">记住密码</el-checkbox>
        <el-link type="primary" :underline="false" @click="loginChange">{{ isPhone ? '账号密码登录' : '手机验证码登录' }}</el-link>
      </div>
      <!-- <el-form-item style="float: right">
        <el-button circle title="微信登录" @click="doSocialLogin('wechat')">
          <svg-icon icon-class="wechat" />
        </el-button>
        <el-button circle title="MaxKey登录" @click="doSocialLogin('maxkey')">
          <svg-icon icon-class="maxkey" />
        </el-button>
        <el-button circle title="TopIam登录" @click="doSocialLogin('topiam')">
          <svg-icon icon-class="topiam" />
        </el-button>
        <el-button circle title="Gitee登录" @click="doSocialLogin('gitee')">
          <svg-icon icon-class="gitee" />
        </el-button>
        <el-button circle title="Github登录" @click="doSocialLogin('github')">
          <svg-icon icon-class="github" />
        </el-button>
      </el-form-item> -->
      <el-form-item style="width: 100%">
        <el-button :loading="loading" size="large" type="primary" style="width: 100%" @click.prevent="handleLogin">
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
        <div v-if="register" style="float: right">
          <router-link class="link-type" :to="'/register'">立即注册</router-link>
        </div>
      </el-form-item>
    </el-form>
  </div>
</template>

<script setup lang="ts">
import { getCodeImg, getTenantList, phoneCode, smsLogin } from '@/api/login';
import { authBinding } from '@/api/system/social/auth';
import { useUserStore } from '@/store/modules/user';
import { LoginData, TenantVO } from '@/api/types';
import { to } from 'await-to-js';
import { getToken, removeToken, setToken } from '@/utils/auth';
import { HttpStatus } from '@/enums/RespEnum';
const { proxy } = getCurrentInstance();

const userStore = useUserStore();
const router = useRouter();

const loginForm = ref<LoginData>({
  tenantId: '000000',
  username: '',
  password: '',
  rememberMe: false,
  code: '',
  uuid: ''
} as LoginData);

const loginRules: ElFormRules = {
  tenantId: [{ required: true, trigger: 'blur', message: '请输入您的租户编号' }],
  username: [{ required: true, trigger: 'blur', message: '请输入您的账号' }],
  phonenumber: [{ required: true, trigger: 'blur', message: '请输入您的手机号' }],
  password: [{ required: true, trigger: 'blur', message: '请输入您的密码' }],
  code: [{ required: true, trigger: 'change', message: '请输入验证码' }]
};
const isPhone = ref(false); //是否是手机验证码登录
const btn_loading = ref(false);
const btnName = ref('获取验证码');
const countdown = ref(0);

const codeUrl = ref('');
const loading = ref(false);
// 验证码开关
const captchaEnabled = ref(true);
// 租户开关
const tenantEnabled = ref(true);

// 注册开关
const register = ref(false);
const redirect = ref('/');
const loginRef = ref<ElFormInstance>();
// 租户列表
const tenantList = ref<TenantVO[]>([]);

watch(
  () => router.currentRoute.value,
  (newRoute: any) => {
    redirect.value = newRoute.query && decodeURIComponent(newRoute.query.redirect);
  },
  { immediate: true }
);

const handleLogin = async () => {
  if (isPhone.value) {
    if (!loginForm.value.code) {
      proxy?.$modal.msgError('请输入验证码');
    } else if (!loginForm.value.phonenumber) {
      proxy?.$modal.msgError('请输入手机号');
    } else {
      var reg = /^(?:(?:\+|00)86)?1(?:(?:3[\d])|(?:4[5-79])|(?:5[0-35-9])|(?:6[5-7])|(?:7[0-8])|(?:8[\d])|(?:9[1589]))\d{8}$/;
      if (!reg.test(loginForm.value.phonenumber)) {
        proxy?.$modal.msgError('手机号有误,请重新输入');
      } else {
        //TODO    手机号码登录接口写在这里
        loading.value = true;
        const loginInfo = await smsLogin({
          phonenumber: loginForm.value.phonenumber,
          smsCode: loginForm.value.code,
          tenantId: loginForm.value.tenantId
        }).finally(() => (loading.value = false));
        // 如果登录成功
        console.log(loginInfo);
        if (loginInfo.code === 200) {
          setToken(loginInfo.data.access_token);
          const redirectUrl = redirect.value || '/';
          await router.push(redirectUrl);
          loading.value = false;
        }
      }
    }
  } else {
    loginRef.value?.validate(async (valid: boolean, fields: any) => {
      if (valid) {
        loading.value = true;
        // 勾选了需要记住密码设置在 localStorage 中设置记住用户名和密码
        if (loginForm.value.rememberMe) {
          localStorage.setItem('tenantId', String(loginForm.value.tenantId));
          localStorage.setItem('username', String(loginForm.value.username));
          localStorage.setItem('password', String(loginForm.value.password));
          localStorage.setItem('rememberMe', String(loginForm.value.rememberMe));
        } else {
          // 否则移除
          localStorage.removeItem('tenantId');
          localStorage.removeItem('username');
          localStorage.removeItem('password');
          localStorage.removeItem('rememberMe');
        }
        // 调用action的登录方法
        const [err] = await to(userStore.login(loginForm.value));
        if (!err) {
          const redirectUrl = redirect.value || '/';
          await router.push(redirectUrl);
          loading.value = false;
        } else {
          loading.value = false;
          // 重新获取验证码
          if (captchaEnabled.value) {
            await getCode();
          }
        }
      } else {
        console.log('error submit!', fields);
      }
    });
  }
};

const loginChange = () => {
  loginForm.value.rememberMe = false;
  isPhone.value = !isPhone.value;
};

/**
 * 获取数字验证码
 */
const getCode = async () => {
  const res = await getCodeImg();
  captchaEnabled.value = res.data.captchaEnabled === undefined ? true : res.data.captchaEnabled;
  if (captchaEnabled.value) {
    codeUrl.value = 'data:image/gif;base64,' + res.data.img;
    loginForm.value.uuid = res.data.uuid;
  }
};

const getLoginData = () => {
  const tenantId = localStorage.getItem('tenantId');
  const username = localStorage.getItem('username');
  const password = localStorage.getItem('password');
  const rememberMe = localStorage.getItem('rememberMe');
  loginForm.value = {
    tenantId: tenantId === null ? String(loginForm.value.tenantId) : tenantId,
    username: username === null ? String(loginForm.value.username) : username,
    password: password === null ? String(loginForm.value.password) : String(password),
    rememberMe: rememberMe === null ? false : Boolean(rememberMe)
  } as LoginData;
};

/**
 * 获取租户列表
 */
const initTenantList = async () => {
  const { data } = await getTenantList();
  tenantEnabled.value = data.tenantEnabled === undefined ? true : data.tenantEnabled;
  if (tenantEnabled.value) {
    tenantList.value = data.voList;
    if (tenantList.value != null && tenantList.value.length !== 0) {
      loginForm.value.tenantId = tenantList.value[0].tenantId;
    }
  }
};

/**
 * 第三方登录
 * @param type
 */
const doSocialLogin = (type: string) => {
  authBinding(type, loginForm.value.tenantId).then((res: any) => {
    if (res.code === HttpStatus.SUCCESS) {
      // 获取授权地址跳转
      window.location.href = res.data;
    } else {
      ElMessage.error(res.msg);
    }
  });
};

//获取手机验证码
const getPhoneCode = async () => {
  if (!loginForm.value.phonenumber) {
    proxy?.$modal.msgError('请输入手机号');
  } else {
    var reg = /^(?:(?:\+|00)86)?1(?:(?:3[\d])|(?:4[5-79])|(?:5[0-35-9])|(?:6[5-7])|(?:7[0-8])|(?:8[\d])|(?:9[1589]))\d{8}$/;
    if (!reg.test(loginForm.value.phonenumber)) {
      proxy?.$modal.msgError('手机号有误,请重新输入');
    } else {
      btn_loading.value = true;
      await phoneCode({ phonenumber: loginForm.value.phonenumber }).finally(() => (btn_loading.value = false));
      startCountdown();
    }
  }
};
// 倒计时功能
const startCountdown = () => {
  countdown.value = 60;
  const timer = setInterval(() => {
    countdown.value--;
    btnName.value = countdown.value + '秒后重试';
    if (countdown.value <= 0) {
      clearInterval(timer);
      btnName.value = '获取验证码';
      btn_loading.value = false;
    }
  }, 1000);
};

onMounted(() => {
  getCode();
  initTenantList();
  getLoginData();
});
</script>

<style lang="scss" scoped>
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url('../assets/images/login-background.jpg');
  background-size: cover;
}
.login-type {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
}

.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;

  .el-input {
    height: 40px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 40px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial, serif;
  font-size: 12px;
  letter-spacing: 1px;
}

.login-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
